22-25 April 2026 
When a query plan goes wrong
2009TL; DR
This session looks at some of the common scenarios when query plans can go wrong leading to your performnce suddenly hitting the wall.
We will talk through what happens, why it happens and ways in which you can avoid it happening.
Session Details
This session looks at some of the common scenarios when query plans can go wrong leading to your performnce suddenly hitting the wall. We will talk through
- what happens
- why it happens
- ways in which you can avoid it happening.